A train first travels for 30 minutes with velocity 30 km/h and then for 40 minutes with velocity 40 km/h in the same direction. Calculate (i) total distance travelled (ii) average velocity of the train
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Answer:
1. 30 mins. 15 km and in 40 mins. 26.66 km
2. Average velocity of the train is = 35.71 kmh -1
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